/**
 * Interface for Instructions.
 * @author Patrik
 *
 */
public interface InstructionInterface {
	
	/**
	 * Act() stores different data in different
	 * IntWrappers sent as parameters to their constructors.
	 * @return position of next Instruction. Returns null
	 * if program should continue as normal.
	 */
	public Integer act();

}
